Strategic research and practical exploration on building model of beautiful China Theoretical research and practical exploration on China work-related injury insurance Theoretical research and practical exploration of supply-side structural reform Strategic research on ecological environment protection towards beautiful China Theoretical research and practical exploration of financial judicial synergy Theoretical research and practical exploration of rural revitalization in the new era Theoretical research and practical exploration of performance management 并列题名：Strategic research on ecological environment protection towards beautiful China 并列题名：Theoretical research and practical exploration of rural revitalization in the new era